10 Best Bass Distortion Pedals 2025 in the United States

The Behringer Ultra Metal UM300 Heavy Distortion Effects Pedal delivers a powerful and intense distortion, making it an excellent choice for hard rock and heavy metal genres. Its multi-gain circuitry allows for a super-thick, tube-like distortion with endless sustain, providing a rich and dynamic sound.

The three-band EQ (equalizer) and dedicated distortion and level controls offer versatile sound shaping, enabling users to fine-tune their tone to their liking. This pedal is designed to compete with leading products in the market, giving you a high-quality performance at a more affordable price point.

One downside is that it doesn't include a 9V battery or a PSU-SB DC power supply, so you'll need to purchase those separately. Additionally, while the pedal is compact and lightweight at 0.73 pounds and dimensions of 2.76 x 2.13 x 4.84 inches, its pink color may not appeal to everyone. The build quality is solid with a metal body, ensuring durability. Another potential drawback is the power source, which is battery-powered, possibly implying more frequent battery changes if used extensively. This pedal is best suited for musicians looking for heavy distortion effects without breaking the bank.

The Darkglass Microtubes Infinity is a compact and versatile bass distortion pedal that also acts as a preamp, compressor, and audio interface. It offers a rich distortion with multiple tonal shaping options, including six touch-sensitive EQ sliders and a 6-band graphic EQ for precise control over your sound. Its gain range is broad, giving you everything from subtle grit to heavy distortion, suitable for a variety of bass styles. The pedal uses analog signal processing and features a true bypass, which means it won’t affect your tone when switched off. Powering the unit requires a standard 9V DC supply, which is common and easy to find.

The build quality is solid yet lightweight, making it easy to carry and fit on your pedalboard without taking up much space. Additional features like a built-in tuner, compressor with five ratios, and Bluetooth and USB connectivity for recording or practicing add extra value, especially for players who want to streamline their setup.

While the many features and controls might feel overwhelming for those who prefer a simple plug-and-play pedal, and its price and complexity might exceed the needs of casual players, bassists seeking a flexible distortion pedal that doubles as a preamp and recording tool will find the Microtubes Infinity to be a well-rounded option with excellent sound shaping and reliable build.

The KLIQ Tiny-Distortion Effect Pedal offers a classic distortion tone that's appealing for both guitar and bass players looking for a reliable effect. Its 2-stage distortion design provides a higher degree of distortion, making it versatile for various music styles. The true bypass feature is a significant advantage, ensuring the signal is clean when the pedal is not in use, making it a good fit for musicians who want to maintain their sound integrity.

In terms of build and design, the pedal impresses with its durable aluminum alloy construction, which promises longevity even with frequent use. The small size is a plus for those with limited pedalboard space, and the anti-skid rubber pads add extra stability. The pedal is user-friendly, with a simple plug-and-play mechanism and an LED status indicator to let you know when it's active.

Musicians seeking a straightforward, durable distortion pedal will likely find this model suitable, especially if they value simplicity over extensive customization. Its solid customer rating suggests good satisfaction among users who don't mind the basic tone control options.